问题补充：
Nowadays children should learn to other children.
A. be related to
B. relate to
C. do with
D. refer to
答案：
A. be related to
(答案→)B. relate to
C. do with
D. refer to
解析：relate to在句中表示“理解或同情别人”，be related to表示“跟……有联系”，do with表示“处理，应付”，refer to表示“参考，查阅”。句意是“现在的孩子应该学会跟别的孩子相处”。
